chore(deps): bulk Dependabot bumps (6 件統合)

[ymnao]

統合対象

#	パッケージ	X→Y	semver	ecosystem
#371	github/codeql-action/analyze	4.37.0→4.37.1	patch	github-actions
#372	github/codeql-action/init	4.37.0→4.37.1	patch	github-actions
#373	electron	43.1.0→43.1.1	patch	npm
#374	@codemirror/lang-markdown	6.5.0→6.5.1	patch	npm
#376	vite	8.1.4→8.1.5	patch	npm
#378	lucide-react	1.24.0→1.25.0	minor	npm

個別維持 (統合外)

• Chore(deps-dev): Bump the tailwind group across 1 directory with 2 updates #375 tailwind group with 2 updates — grouped multi、内容判別不能で保守側に倒す
• Chore(deps-dev): Bump @biomejs/biome from 2.5.2 to 2.5.4 in the lint-format group across 1 directory #377 @biomejs/biome 2.5.2→2.5.4 — 2.5.4 で SlideThumbnails.tsx に対する内部 panic + noUnsafeOptionalChaining の rule 変更で lint 赤。個別 PR で対応する
• Chore(deps): Bump katex from 0.17.0 to 0.18.1 #379 katex 0.17.0→0.18.1 — 0.x 系 minor は breaking の可能性 (release notes に BREAKING CHANGES: css class prefix 変更)

検証エビデンス

• ローカル: pnpm typecheck OK / pnpm lint clean / pnpm test 122 files 2624 passed
• CI: PR 作成後の pull_request trigger で完走確認予定

原本 PR

• Chore(deps): Bump github/codeql-action/analyze from 4.37.0 to 4.37.1 #371, Chore(deps): Bump github/codeql-action/init from 4.37.0 to 4.37.1 #372, Chore(deps-dev): Bump electron from 43.1.0 to 43.1.1 in the electron group #373, Chore(deps): Bump @codemirror/lang-markdown from 6.5.0 to 6.5.1 in the codemirror group #374, Chore(deps-dev): Bump vite from 8.1.4 to 8.1.5 in the vite group #376, Chore(deps): Bump lucide-react from 1.24.0 to 1.25.0 #378 → 統合 PR 作成後に comment + close